5.2 Gallon blue pressurized RO water storage tank with stainless steel connection point.Tank weighs 10.7 lbs and is (12) inches in diameter and (16) inches tall. Rated for up to (100) psi. (Item # RO152 in the picture).
Hydroneumatic, bladder, captive air, reverse osmosis storage & pressure tank are all common names for these tanks. All of these tanks fill a food safe bladder with water and that bladder is surrounded by a coushion of air .Tanks rated for reverse osmosis water storage have stainless steel connection points vs. common steel which will corrode when exposed to pure water.

Blue pressurized RO water storage tank Stainless steel connection point Tank weighs 10.7 lbs and is (12) inches in diameter and (16) inches tall. Rated for up to (100) psi.
Hydroneumatic, bladder, captive air, reverse osmosis storage & pressure tank are all common names for these tanks. All of these tanks fill a food safe bladder with water and that bladder is surrounded by a coushion of air .Tanks rated for reverse osmosis water storage have stainless steel connection points vs. common steel which will corrode when exposed to pure water.